diff --git a/mozilla/extensions/transformiix/source/xpath/FunctionLib.h b/mozilla/extensions/transformiix/source/xpath/FunctionLib.h
index ccb61905360..eef2f6a2b67 100644
--- a/mozilla/extensions/transformiix/source/xpath/FunctionLib.h
+++ b/mozilla/extensions/transformiix/source/xpath/FunctionLib.h
@@ -3,28 +3,31 @@
  * License Version 1.1 (the "License"); you may not use this file
  * except in compliance with the License. You may obtain a copy of
  * the License at http://www.mozilla.org/MPL/
- * 
+ *
  * Software distributed under the License is distributed on an "AS
  * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
  * implied. See the License for the specific language governing
  * rights and limitations under the License.
- * 
+ *
  * The Original Code is TransforMiiX XSLT processor.
- * 
+ *
  * The Initial Developer of the Original Code is The MITRE Corporation.
  * Portions created by MITRE are Copyright (C) 1999 The MITRE Corporation.
  *
  * Portions created by Keith Visco as a Non MITRE employee,
  * (C) 1999 Keith Visco. All Rights Reserved.
- * 
- * Contributor(s): 
+ *
+ * Contributor(s):
  * Keith Visco, kvisco@ziplink.net
  *   -- original author.
  *
  * Olivier Gerardin, ogerardin@vo.lu
  *   -- added number functions
- *    
- * $Id: FunctionLib.h,v 1.5 2000-04-19 10:36:18 kvisco%ziplink.net Exp $
+ *
+ * Marina Mechtcheriakova
+ *   -- added support for lang function
+ *
+ * $Id: FunctionLib.h,v 1.6 2000-05-23 08:17:42 kvisco%ziplink.net Exp $
  */
 
 #include "TxString.h"
@@ -53,6 +56,7 @@ static const String CONCAT_FN;
 static const String CONTAINS_FN;
 static const String COUNT_FN ;
 static const String FALSE_FN;
+static const String LANG_FN;
 static const String LAST_FN;
 static const String LOCAL_NAME_FN;
 static const String NAME_FN;
@@ -74,6 +78,7 @@ static const String CEILING_FN;
 static const String FLOOR_FN;
 // OG-
 
+
 //-- internal XSL processor functions
 static const String ERROR_FN;
 
@@ -111,7 +116,7 @@ class BooleanFunctionCall : public FunctionCall {
 
 public:
 
-    enum booleanFunctions { TX_BOOLEAN = 1, TX_FALSE, TX_NOT, TX_TRUE };
+    enum booleanFunctions { TX_BOOLEAN = 1, TX_FALSE, TX_LANG, TX_NOT, TX_TRUE };
 
     /**
      * Creates a default BooleanFunctionCall, which always evaluates to False
diff --git a/mozilla/extensions/transformiix/source/xslt/Names.cpp b/mozilla/extensions/transformiix/source/xslt/Names.cpp
index 4f43acb7777..fabd0670e52 100644
--- a/mozilla/extensions/transformiix/source/xslt/Names.cpp
+++ b/mozilla/extensions/transformiix/source/xslt/Names.cpp
@@ -26,15 +26,16 @@
  *    -- Removed the trailing "s" from FOLLOWING_SIBLING_AXIS, and
  *       PRECEDING_SIBLING_AXIS to be compatible with the
  *       W3C XPath 1.0 Recommendation
+ *    -- Added lang attr declaration
  *
- * $Id: Names.cpp,v 1.4 2000-04-19 10:32:35 kvisco%ziplink.net Exp $
+ * $Id: Names.cpp,v 1.5 2000-05-23 08:13:03 kvisco%ziplink.net Exp $
  */
 
 /**
  * XSL names used throughout the XSLProcessor.
  * Probably should be wrapped in a Namespace
  * @author <a href="mailto:kvisco@ziplink.net">Keith Visco</a>
- * @version $Revision: 1.4 $ $Date: 2000-04-19 10:32:35 $
+ * @version $Revision: 1.5 $ $Date: 2000-05-23 08:13:03 $
 **/
 #include "Names.h"
 
@@ -92,6 +93,7 @@ const String FORMAT_ATTR             = "format";
 const String FROM_ATTR               = "from";
 const String HREF_ATTR               = "href";
 const String INDENT_ATTR             = "indent";
+const String LANG_ATTR               = "xml:lang";
 const String LEVEL_ATTR              = "level";
 const String MATCH_ATTR              = "match";
 const String METHOD_ATTR             = "method";
diff --git a/mozilla/extensions/transformiix/source/xslt/Names.h b/mozilla/extensions/transformiix/source/xslt/Names.h
index a3b79a098c0..c5b05b822f3 100644
--- a/mozilla/extensions/transformiix/source/xslt/Names.h
+++ b/mozilla/extensions/transformiix/source/xslt/Names.h
@@ -3,25 +3,31 @@
  * License Version 1.1 (the "License"); you may not use this file
  * except in compliance with the License. You may obtain a copy of
  * the License at http://www.mozilla.org/MPL/
- * 
+ *
  * Software distributed under the License is distributed on an "AS
  * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
  * implied. See the License for the specific language governing
  * rights and limitations under the License.
- * 
+ *
  * The Original Code is TransforMiiX XSLT processor.
- * 
+ *
  * The Initial Developer of the Original Code is The MITRE Corporation.
  * Portions created by MITRE are Copyright (C) 1999 The MITRE Corporation.
  *
  * Portions created by Keith Visco as a Non MITRE employee,
  * (C) 1999 Keith Visco. All Rights Reserved.
- * 
- * Contributor(s): 
+ *
+ * Contributor(s):
  * Keith Visco, kvisco@ziplink.net
  *    -- original author.
  *
- * $Id: Names.h,v 1.4 2000-04-19 10:32:20 kvisco%ziplink.net Exp $
+ * Marina Mechtcheriakova, mmarina@mindspring.com
+ *    -- Removed the trailing "s" from FOLLOWING_SIBLING_AXIS, and
+ *       PRECEDING_SIBLING_AXIS to be compatible with the
+ *       W3C XPath 1.0 Recommendation
+ *    -- Added lang attr declaration
+
+ * $Id: Names.h,v 1.5 2000-05-23 08:13:03 kvisco%ziplink.net Exp $
  */
 
 #include "TxString.h"
@@ -83,6 +89,7 @@ extern const String FORMAT_ATTR;
 extern const String FROM_ATTR;
 extern const String HREF_ATTR;
 extern const String INDENT_ATTR;
+extern const String LANG_ATTR;
 extern const String LEVEL_ATTR;
 extern const String MATCH_ATTR;
 extern const String MEDIA_TYPE_ATTR;